Ergodyne GloWear 8255HL ANSI FR Treated Lime Reflective Safety Vest, Large/X-Large Class 2 Treated Poly Vest: Solid polyester fabric with FR treatment, hook & loop closure. ANSI-compliant polyester solid(3.6 oz) with FR treatment (NOT designed for use in ARC applications) 3M Scotchlite FR Reflective Material, 2" Level 2 ANSI-compliant Pockets: One inside; Hook & loop closure Treatment good for up to 25 washings